Tin Yat Hung, a real estate agent who is also a bachelor, is having trouble hitting his sales quota. One day, he meets a new friend, Siu Muk, at a bar and soon discovers that he's his new colleague and soon, his new roommate. When Tin Yat Hung uses his boss's phone to take a group selfie, he finds out that his boss has been secretly taking photos of him.

KK goes on a holiday with his wife, but when Tin makes a mistake with the booklets, he decides to come back and help the team. A minor accident happens to Tin. As a result, KK voices his intention to divorce Francesca, and Siu Muk ends up kissing Tin.

Tin feels troubled when Siu Muk pretends as if nothing has happened after he kissed him and confessed to him. Tin ends up seeking advice from his colleagues. Meanwhile, Francessa goes up to KK's office to find out who Tina is while Siu Muk and KK are fighting over Tin on the rooftop.

Francesca suspects that Tin is the third party when she stumbles upon his employee record at home. She tricks Tin into believing that she's a client. But later on, Tin and Francesca are convinced that Tina is KK's mistress, and together, they set out to find out who Tina is.

Francesca and Nancy suspect that Tin has colluded with KK when "Tina" didn't show up at the grill house. Meanwhile, Darren is acting weird around Tin which gives Tin the impression that Darren is also into him. KK shows up at a cafe where Francesca and Tin are and finally spills the beans.